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Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- China Petroleum Eng & Constr Corp, Beijing Dwell Petroleum & Gas Tech Development Co Ltd and China National Petroleum have applied Chinese patent for Equipment Operation Visual Early Warning Method and Device, Electronic Equipment and Storage Medium. Wu Jiahuan, Ren Xinhua, Tang Jiandong, Cai Yushan, Wang Ch..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- Kunlun Shuzhi Tech Co Ltd and China National Petroleum have applied Chinese patent for Product Oil Blending Scheduling Optimization Method and Device. Wang Gang, Yang Hui, Hou Shichao, Cai Wenming, Li Yuqian, Xu Dingyu, Wang Hua and Lin Xinchen developed it.
The patent application number is CN202511625894 ..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- China Nat Offshore Oil Corp and Cnooc Research Inst Co Ltd have applied Chinese patent for Vortex-induced Vibration Suppression Method and Device for Multi-gas Commingling Pilot Production Tubular Column. He Yufa, Mao Liangjie, Fang Xing, Chen Yu, Zhang Kexin, Wang Yixuan and Liu Dingyuan developed it.
The..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- Cnpc Bohai Drilling Engineering Co Limited and China National Petroleum have applied Chinese patent for Batch Production Gas Well Optimal System Determination Method Based on Sparrow Search Algorithm. Yang Xiaoyong, Ding Keyu, Guo Ming, Liu Feng, Wang Huaijing, Gao Xiuli, Liu Hanyu, Wang Shengkun, He Zixuan a..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has published Wuhan Tianhong Environmental Protection Tech Co Ltd patent application for Humidification and Distribution Control System and Method for Normal-temperature Standard Gas. The invention was developed by Li Jinping and Li Hongjie.
The patent applicatio..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received China Petroleum Eng & Constr Corp, Beijing Dwell Petroleum & Gas Tech Development Co Ltd and China National Petroleum patent application for Maintainability Safety Check Analysis Method and System for Oil and Gas Field Project Assets. Cui Jian, Choi Moo..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received China Petroleum Eng & Constr Corp and China National Petroleum patent application for Compressed Air Energy Storage System Suitable for Multiple Well Sites. Zhang Jian, Gu Yaxing, Ji Jun, Liu Xin, Shen Huibing and Du Tingzhao developed the invention.
..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Ultra-low Permeability Reservoir Well Testing Dynamic Early Warning Method Based on Water Injection Well and Related Device. This invention was developed by Wang Xiqiang, Liu Liping, Li Wei and Zhao Huchun.
..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released Daqing Oilfield and PetroChina Co Limited patent application for Method and Device for Detecting and Judging Load Loss of Oil Pumping Unit. This invention was developed by Li Yinhai, Wang Xiaowei, Du Jingtian, Yu Haishan, Guo Juntao, Xu Jiaxin and Han X..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Fluid Identification Method, System and Equipment Based on Oil-based Mud Electric Imaging and Medium. This invention was developed by Bie Kang, Ge Shengquan, Han Chuang, Nobutake, Ni Xiaowei, Zhu Dengchao, Sh..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Fracturing Method for Shallow Bottom Water Reservoir by Using Clean Water Carrying Air Suspension Proppant. This invention was developed by Liu Xiaoqing, Chen Wenbin, Dong Liquan, Wu An'an, Jia Xuliang, Li Ch..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Method for Improving Single Well Yield of Oil Well. This invention was developed by Li Zhiwen, Wen Xiaoyong, Lu Hongjun, Liu Hanbin, Wang Wenxiong, Wang Chengwang, Huang Penggang, Yang Xiaogang, Zhang Yu and ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released Daqing Oilfield and PetroChina Co Limited patent application for Method for Improving Oil Extraction Speed Through Combination of Fault Block Oil Reservoir Water Flooding Encryption and Polymer Flooding. This invention was developed by Bao Zhijing, Sha ..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Horizontal Well Energy Storage Volume Fracturing Development Effect Prediction Method. This invention was developed by Xu Ning, Wang Ling, Fan Tao, Shi Dongpo, Jiang Meizhong, Qiu Lin, Guo Xiaochao, Zhan Chan..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Petroleum Exploration And Production Research Inst patent application for Method and Device for Predicting Oil and Gas Yield of Fractured Oil and Gas Reservoir. This invention was developed by Peng Zeyang, Lu Wenmi..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Jinan Branch China Petroleum & Chemical Corp patent application for Intelligent Start-up Method and System for Gas Separation Device. This invention was developed by Ji Song, Xing Meng, Yang Haihe, Cheng Tao, Hu Wei, Gao J..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Method for Judging Position of Thermal Oxidation Front in Air Injection Process. This invention was developed by Li Zhongcheng, Chen Li, Wu Wei, Zhang Wei, Zhou Nan and Li Jing.
The patent application numb..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Automatic Delivery Device for Blowout Prevention Assembly. This invention was developed by Yang Zhentao, Deng Luning, Tian Aimin, Chen Hui, Wang Tiefeng, Ma Yue, Sun Ji, Liu Yanfeng, Zeng Tao, Huo Hongtao, Li..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Data Processing Method and Device, Equipment, Medium and Program Product. This invention was developed by Luo Fei, Sun Liang, Yang Xinyi, Dong Fenglian, Wang Nan, Cao Yanming and Zhang Meng.
The patent app..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method, Device and Equipment for Determining Kinetic Parameters of Hydrocarbon Generation of Hydrocarbon Source Rock. This invention was developed by Zhu Houqin, Huang Wensong, Hong Guoliang, Li Chunlei, Wang Wenwen, Bai Zhenhua and Wei Xiaowei.
..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method for Testing and Analyzing Liquid Production Profile of Fractured Horizontal Well. This invention was developed by Huang Ting, Bai Xiaohu, Li Xiangping, Wang Deyu, Bu Jun, Wang Fei, Ren Jiawei, Yu Jinzhu, Feng Fei and Li Zhuanhong.
The pate..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released Daqing Oilfield and PetroChina Co Limited patent application for Reverse Torsion Counteracting Device of Screw Drill. This invention was developed by Gao Zuoyu, Du Xiaoming, Kang Kai, Li Xuebo, Ma Junji, Dong Lei, Yi Ming and Yang Chong.
The patent a..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released China Petroleum & Chemical and Sinopec Petroleum Engineering Technology Research Inst Co Ltd patent application for Casing Pipe Column, Large-diameter Casing Pipe Grading Well Cementation Method and Application. This invention was developed by Yue Hui, ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released Sinopec Oilfield Service and Sinopec Jianghan Oilfield Construction Eng Co Ltd patent application for Electric Drive Type Transformation Car Frame Structure and Method for Hydraulic System of Horizontal Directional Drilling Machine. This invention was d..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received Daqing Oilfield and PetroChina Co Limited patent application for Method and Device for Determining Saturation of Low-porosity and Low-permeability Argillaceous Sandstone Reservoir. Ji Fengxu, Kim Hyun-ho, Pei Zhansong, Ning Likai, Li Zheng, Liu Xin, Cui..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Petroleum Engineering Technology Research Inst Co Ltd patent application for Well Drilling Pipe Column Communication Optical Fiber Penetrating System and Operation Method. Dai Wenchao, Li Yongjie, Peng Hanxiu, Li K..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Gas Well Testing Tubular Column and Testing Method. Gong Hao, Tang Geng, Yang Xing, Wang Shuai, Lu Xiaofeng and Zhang Naiyan developed the invention.
The patent application number is CN202411143956 20240820. The patent publication number is CN121..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method, System and Equipment for Obtaining Average Velocity of Well Logging Shaft Fluid and Medium. This invention was developed by Luo Weiping, Qi Xinzhong, Liu Xianyuan, Wang Huawei, Liu Zhizhen, Zhu Lei, Tian Longmei, Tian Rongjun, Feng Tingting,..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received PetroChina Co Limited patent application for Quantitative Selective Area Evaluation Method for Secondary Gas Reservoir. Zhao Weibo, Jia Li, Kang Rui, Fan Liyong, Liu Xinshe, Zhou Guoxiao, Wang Kangle, Hui Jie, Ji Haikun, Wang Yanqing, Hu Xinyou and Wen ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received Changqing Eng Design Co Ltd and PetroChina Co Limited patent application for Liquid Inlet Balance Control Method for Multiple Parallel Three-phase Separators. Liu Yuangang, Yao Xinwei, Ren Xiaofeng, Zhang Xin, Chen Chen and Li Ting developed the inventi..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method, Device and Equipment for Determining Soaking Time and Oil Reservoir Imbibition Utilization Rate. This invention was developed by Zhang Hao, Gan Renzhong, Mou Liwei, Huang Weidong, Luo Gang, Fang Tao, Feng Youlun, Jiang Yong, Yang Zipeng and ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method for Evaluating Fracture Complexity of Fractured Gas Reservoir Fracturing and Related Device. This invention was developed by Cai Mingjin, Zhang Hui, Yin Guoqing, Wang Zhimin, Qiang Jianli, Niu Xinnian, Gao Guoxi and Yang Kefu.
The patent a..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Petroleum Engineering Technology Research Inst Co Ltd patent application for Temporary Plugging Ball and System and Method for Determining Setting of Temporary Plugging Ball. Zuo Luo, Wang Xiaoyang, Shen Ziqi, Zhan..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method and Device for Simulating Temporary Plugging in Seam and Related Equipment. This invention was developed by Yuan Lishan, Wang Xin, Yang Lifeng, Liu Zhe, Wang Gang, Fan Meng and Liu Hao.
The patent application number is CN202411136104 20240..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received PetroChina Co Limited patent application for Profile Control Well Selection Method, Device, Equipment and Medium. Wang Chengcheng, Liu Qicheng, Cui Yuzhe, Wang Youhui, Xu Chunyang, Bao Jungang, Yun Deok-chul, Ji Yanshu, Gai Zhigang, Ran Yongliang, Wang ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has published PetroChina Co Limited patent application for Device for Realizing Short-axis Logging Close to Well Wall and Logging Method. The invention was developed by Zhao Yuanliang, Ge Shengquan, Guo Kecai, Shuai Shichen, Zhang Xinlei, Zhu Changjian, Li Hui, Yang..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has sought patent for Basin-level Carbon Dioxide Gas Injection Capacity Planning Method. This invention was developed by Zheng Zigang, Jia Junhong, Zhang Yongqiang, Xiong Weiliang, Fan Wei, Lu Yao, Gou Congbo, Li Mei and Dai Yuting.
The patent application number is CN202411149972 2024..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Tight Reservoir Intermittent Fracturing Process. Xu Jianguo, Duan Yongwei, Xuan Gaoliang, Shao Guangchao, Yu Xuemeng, Hao Chuncheng, Li Huaiyuan, Wang Yanling, Leng Jing and Song Ge developed the invention.
The patent application number is CN2024..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has published PetroChina Co Limited patent application for Water Injection Induced Crack Early Warning Method Based on Area Water Injection Well Network. The invention was developed by Ma Li, Liu Huifeng, Zhang Jiaosheng, Li Chao, Tan Xiqun, Li Desheng, Liu Jungang,..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has sought patent for Fault Detection Method, Device and Equipment for Wax-containing Well Screw Pump and Medium. This invention was developed by Chen Qiang, Hao Zhongxian, Huang Shouzhi, Ming Eryang and Zhu Shijia.
The patent application number is CN202411145637 20240820. The patent ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Dynamic Regulation and Control Method, System and Equipment for Lifting of Superficial Layer Super Heavy Oil Sagd High-temperature Electric Submersible Pump. This invention was developed by Cao Yuchao, Yang Guo, Xie Yangbo, Sun Lu, Jiang Dan, Zhang ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received Sinopec Oilfield Service, Sinopec Shengli Petroleum Engineering and Drilling Technology Research Inst Of Shengli Petroleum Engineering Co Ltd Sinopec patent application for Salvage Type Graded Well Cementation Integrated Tool Suitable for Hanging Tail P..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received PetroChina Co Limited patent application for Process for Improving Stratum Pressure-bearing Capacity of Superficial Second-opening Well. Yang Zhenke, Zhang Qing, Jia Juquan, Han Yuzhuo, Li Gaoyuan, Xiang Zhonghua, Xu Qilin and Yu Da developed the invent..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Control System and Control Method for Collecting, Regulating and Controlling Operating Parameters in SAGD (steam Assisted Gravity Drainage) Production Stage. Yu Miao, Lu Xing, Zhang Ping, Ning Xiaobo, Lan Mingju, Zhang Wei, Li Baofeng, Maimaiti Turs..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has published Daqing Oilfield and PetroChina Co Limited patent application for Built-in Multifunctional Integrated Valve Device of Oil Pumping Unit. The invention was developed by Jiang Xing'an, Wang Chaobo, Zhou Shide, Bian Wenqi, Chen Ming, Zhou Mingyang, Shi Xiao..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has sought patent for Method, System and Equipment for Determining Formation Starting Pressure Carbon Absorption Parameter and Medium. This invention was developed by Zhao Xing, Tao Zhengwu and Han Yu.
The patent application number is CN202411153389 20240821. The patent publication nu..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Full-domain and Full-process Closed-loop Control Method for Machine Mining Time Rate Based on Big Data Analysis. This invention was developed by Yue Xianmin, Teng Qigang, Cai Xiaodong, Xu Huiyao, Yang Jiaqi, Yao Jian, Wang Weifeng and Wang Cheng.
..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received Sinopec Oilfield Service and Sinopec North China Petroleum Eng Co Ltd patent application for Soluble Hydraulic Expansion Type Temporary Plugging Device. Liu Zishuai, Zhang Huishi, Wang Guodong, Xu Xuegang, Zhang Xingquan, Lu Chao and Chen Hui developed ..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Petroleum Exploration And Production Research Inst patent application for Mineral Resource Evaluation Method, Device, Equipment and Medium. The invention was developed by Ran Jing.
The patent application number..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has published China Petroleum & Chemical, Sinopec Shengli Oilfield and Shengli Oilfield Qingdao Tech Research And Development Center Co Ltd patent application for Fracturing Fracture Form Prediction Method Based on Fracturing Construction Curve. The invention was de..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has sought patent for Heavy Oil Cold Production Development Method. This invention was developed by Xiao Chuanmin, Li Xiaofeng, Guo Fei, Ma Jing, Yang Can, Hou Lijia, Guo Lina, Zhao Ye, Wang Jiuyang, Zhang Yanfang, Ni Chen, Zhang Yanjuan, Teng Qian and Shao He.
The patent application ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received PetroChina Co Limited patent application for Milling Fishing Device and Using Method Thereof. Wang Tiefeng, Yang Zhentao, Zhang Hailong, Hao Guozhi, Liu Yanfeng, Zeng Tao, Chen Hui, Yang Gonghua, Ren Zhanfei, Zhao Ruigang, Cao Yi, Ma Yantao, Ding Jinzhi..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Southwest Oil & Gas patent application for Method for Calculating Reasonable Well Pattern Density of Tight Sandstone Gas Reservoir. Liao Kaigui, Zhan Guowei, Heng Yong, Peng Xin, Zhao Qian and Bi Youyi developed th..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Underground Throttler of Natural Gas Well and Electric Control Throwing and Fishing Device. This invention was developed by Wei Yaming, Xiao Shuqin, Yang Xudong, Tian Wei, Jia Youliang, Zhao Binbin, Liu Shichun, Zhao Zhengyan, Cai Jiaming and Wang J..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has published PetroChina Co Limited patent application for Method and Device for Judging Stability of Gas-water Leading Edge of Fractured Gas Reservoir. The invention was developed by Lyu Zhikai, Zhang Yongzhong, Tang Haifa, Liu Qunming, Liu Zhaolong, Huang Weigang ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Underground Adjustable Sand Prevention Throttling Device and Throttling Method. This invention was developed by Xiao Shuqin, Tian Wei, Wang Xianwen, Yang Xudong, Xie Yonggang, Bai Xiaohong, Wei Yaming, Zhao Binbin, Liu Shichun and Wang Jiaxin.
Th..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has sought patent for Underground Electromagnetic Wave Signal Relay Receiving Device and Method Based on Layered Interface Reflection. This invention was developed by Chen Qiang, Pei Xiaohan, Jia Deli, Liu He and Sun Fuchao.
The patent application number is CN202411145653 20240820. Th..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received PetroChina Co Limited and Daqing Oilfield patent application for Logging Instrument Circuit Board Connecting Structure. Zhang Yu, Yu Xiangjiang, Liu Yan, Xu Jiamei, Wang Lin, Hou Yonghui and Yang He developed the invention.
The patent application num..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received PetroChina Co Limited patent application for Natural Gas Abnormal Transmission Difference Analysis Method and Device, Electronic Equipment and Storage Medium. Wang Bo, Zhang Lihua, Cheng Wei, Li Shanfeng, Fan Jingsong and Jiang Feng developed the invent..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has published China Petroleum & Chemical and Sinopec Southwest Oil & Gas patent application for Wavelet Transform and LSTM Neural Network Combined Sequence Stratum Identification Method and System. The invention was developed by Zhao Shuang, Zhan Guowei, Bi Youyi, F..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Oil Well Blowout Prevention Gas Collecting Valve Made of Soluble Material and Using Method of Oil Well Blowout Prevention Gas Collecting Valve. Shi Lei, Wang Man, Xu Wenlong, Xu Ziqiang, Ren Xiaorong, Yang Qin, Zhou Juan, Zhu Heng, Shi Mingxia and Y..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has sought patent for Wellhead Photovoltaic and Photo-thermal Integrated Energy Supply System and Optimization Method Thereof. This invention was developed by Gui Juan, He Zhen, Duan Shengnan, Wang Wei, Wang Zhiqiang, Li Jinya, Li Meng, Bai Yang, Zhu Yusong and Li Qian.
The patent app..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received PetroChina Co Limited patent application for Platform Well Fracturing Sequence Optimization Method and Device, Medium and Computing Equipment. Pu Pingfan, Li Jiacheng, Tian Gang, Wang Junchao, Xia An, Sun Yicheng, Ding Yanyan and Jang Jun-hee developed ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Electric Control Fishing Tool and Fishing Method Thereof. This invention was developed by Chen Ning, Ding Shuai, Huang Hui, Xu Fengyang, Deng Maoyou, Lin Shuang, Qu Yanfei and Xie Min.
The patent application number is CN202411136767 20240819. The..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has applied Chinese patent for Quantitative Characterization Method, System, Equipment and Medium for Physical Properties of Tight Sandstone Reservoir. Jia Li, Kang Rui, Zhao Weibo, Fan Liyong, Liu Xinshe, Huang Daojun, Hui Jie, Ji Haikun, Yan Xiaoxiong, Wang Kangle, Hu Xinyou, Wen Caixi..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received PetroChina Co Limited patent application for Plunger Seating Device Free of Steel Wire Putting for Gas Well. Song Jie, Tian Wei, Jia Youliang, Yang Xudong, Wang Yixuan, Yang Yacong, Gong Hangfei, Li Yanbin, Hui Yanni and Shen Zhihao developed the invent..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method and Device for Predicting Productivity of Shale Gas Well in Pressure Channeling Well Group. This invention was developed by Wang Xingchen, Hu Haoran, Yang Xuefeng, Chang Cheng, Xie Weiyang and Liu Sha.
The patent application number is CN20..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has sought patent for Aqueous Phase Tracking Simulation Dominant Channel Identification Method Considering Ultra-low Permeability Reservoir Feature Time Variation. This invention was developed by Shangguan Yangnan, Gao Chunning, Jia Junhong, Zhang Yongqiang, Wang Jinghua, Yuan Guowei, Wa..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method and Device for Optimizing Feasible Point, and Method and Device for Optimizing Production of Oil and Gas Reservoir. This invention was developed by Zhang Lixia, Li Yong, Hu Dandan, Zhao Zeqi, Chen Yihang, Ma Ruicheng and Wang Wenyu.
The pa..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has sought patent for Oil Field Steam Injection Boiler Steam Quality Diagnosis Method. This invention was developed by Lu Xing, Ning Xiaobo, Lan Mingju, Han Fei, Zhang Jiansheng, Zhou Jiwei, Joroun Bart, Shan Xuewei, Wang Xiaojie, Mu Yihui, Yin Chailing and Yang Yue.
The patent applic..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has applied Chinese patent for Foam Drainage and Sand Washing Composite Integrated Device for Gas Well. Gong Hangfei, Jia Youliang, Tian Wei, Bai Xiaohong, Li Xuri, Song Jie, Wang Yixuan, Yang Yacong, Tan Po and Li Yanbin developed it.
The patent application number is CN202411121007 2..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has sought patent for Screw Pump Working Condition Monitoring Method and Device, Electronic Equipment and Storage Medium. This invention was developed by Wei Hailin, Yang Chao, Wang Weijiang, Sun Yang, Liu Guiqiang, Jia Fang, Wang Yumeng and Liu Chunhai.
The patent application number ..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has sought patent for Partial Node Management Method and System of Oil and Gas Production System. This invention was developed by Xu Xuhua, Zhou Zhenyong, Zheng Xiaojuan, Mao Ran, Wang Xi, Ji Yuanqiang, Mi Lihe, Xu Lidong, Wang Xiaowen, Zhang Baiyan, Wu Chunhua, Yuan Shuxia and Zhao Xinx..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has applied Chinese patent for Combined Fishing Tool Special for Instrument with Steel Wire Cable Falling into Well. Zhang Taotao, Yang Jie, Nie Sa, Liang Wuquan, Yang Xinyu, Wang Jie, Chen Sixuan, Hong Xizhi, Jin Chunling, Chen Xiaobo, Zhang Yuxin, Zhao Shi, He Liang and Qin Wei develop..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method and Device for Establishing Sequence Stratigraphic Time Profile Based on Sedimentary Forward Modeling. This invention was developed by Shi Xuewen, Gou Qiyong, Xu Ersi, Feng Jiangrong, Zhang Dongjun and Zhong Chengxu.
The patent application..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has applied Chinese patent for Determination Method, Design Method and Device for Transition Area Range of Gas Reservoir Type Gas Storage. Li Chun, Zhong Rong, Wang Jieming and Tu Kun developed it.
The patent application number is CN202411177275 20240826. The patent publication number..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Pitching Temporary Plugging Setting Position Prediction Method and Device. This invention was developed by Yuan Lishan, Wang Xin, Yang Lifeng, Liu Zhe, Wang Gang, Fan Meng and Liu Hao.
The patent application number is CN202411136055 20240819. The..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has applied Chinese patent for Method and Device for Simplifying Numerical Well Testing Geologic Model of Fractured-vuggy Reservoir. Yao Chao, Zhang Yintao, Li Mengqin, Sun Hedong, Chen Fangfang, Zhou Fei, Yuan Anyi, Niu Ge, Cao Wen, Xiao Chunyan and Ma Xiaoping developed it.
The pate..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Quantitative Division Method and Device for High-frequency Cycle Sequence, Electronic Equipment and Storage Medium. This invention was developed by Liu Fei, Li Qian, Xu Xu, Yi Juanzi, Bi Changchun and Li Li.
The patent application number is CN202..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has filed a patent application for Injecting Agent and Forced Drainage Composite Liquid Drainage Equipment and Method. This invention was developed by Cai Jiaming, Tian Wei, Jia Youliang, Zhao Zhengyan, Chen Yong, Wang Xiaorong, Yang Xudong, Xiao Shuqin, Wei Yaming and Liu Shichun.
Th..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has applied Chinese patent for Method and Device for Calculating Co2 Storage Capacity of Geologic Body Based on Artificial Intelligence. Cheng Rui, Li Chunyan, Li Yi, Gao Li, Lv Hongwei, Liang Fei, Liu Chengjun, Fan Jun, Tong Shuang, Dong Fenglong, Chen Ziqiang, Wang Guodong, Fang Hong, ..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Clean Energy Utilization Amount Calculation Method, System and Equipment and Storage Medium. This invention was developed by Deng Qianxing, Ren Yongcang, Wang Kelin, Lin Guoqiang, Qiao Wenxu, Miao Xinyue, Huang Chunjian, Wei Zhiqiang, Zhao Weidong, ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has filed a patent application for Underground Wireless Layered Water Injection Treatment Method, Device and Equipment and Storage Medium. This invention was developed by Jia Deli, Sun Fuchao, Wang Quanbin, Zhu Yingjun, Sun Yufei, Chen Qiang and Feng Fan.
The patent application number..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has applied Chinese patent for Construction Unit Boundary Determination Method Based on Geological Boundary Line Change Degree. Wang Tao, Yang Tongyuan, Han Yang, Zheng Menglin, Bian Baoli, Guo Wenjian, Qi Yanping, Liu Zhenyu, Li Ting and Yang Yibo developed it.
The patent application..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has applied Chinese patent for Well Logging Crack Feature Extraction Model Construction Method and Morphological Parameter Acquisition Method. Han Xinggang, Zhang Yuanyuan, Huang Yougen, Wang Yan, Luo Jianning, Cao Jiangjun, Wang Jiping, Liu Ping, Li Jinbu, Zhang Daofeng, Xia Hui, Sun Le..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has filed a patent application for Pulse Width Adaptive Wireless Communication Method and Device, Electronic Equipment and Medium. This invention was developed by Jia Deli, Sun Fuchao, Sun Yufei, Wang Quanbin, Liu Ji, Du Kai and Hai Yifan.
The patent application number is CN2024111446..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has filed a patent application for Shape Memory Alloy Wire Driving Type Packer and Packaging Method. This invention was developed by Li Mingxing, Zhao Jiyong, Zhou Zhiping, Liu Wei, Yuan Huiying, Gao Yunwen, Li Zhaolin, Gan Qingming, Zhang Hongfu and Zhang Xinzhu.
The patent applicati..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has filed a patent application for Method, System, Equipment and Medium for Area Selection of Secondary Gas Reservoir. This invention was developed by Yan Xiaoxiong, Hui Jie, Wang Yanqing, Liu Xiaopeng, Kang Rui, Liu Xinshe, Zhao Weibo, Hu Xinyou, Rao Qiao, Ji Haikun, Fan Liyong, Wen Cai..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has filed a patent application for Dynamic Evaluation Method and System for Safety Risk of Oil and Gas Storage and Transportation Station Yard. This invention was developed by Zhang Hao, Zhang Lu and Pan Youqiang.
The patent application number is CN202411113266 20240814. The patent pu..
Oil & Gas
| Fri 12 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has filed a patent application for Method and Equipment for Determining Shale Oil Reservoir Forming Initial Depth. This invention was developed by Li Zongliang, Liu Qicheng, Li Jinyou, Wang Yanshan, Huang Shuangquan, Yan Hongxing, Xu Jianbin, Cui Xiangdong, Guo Pengchao, Hou Tuo, Qiu Wen..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received China Petroleum & Chemical and Sinopec Zhongyuan Oilfield Co patent application for Automatic Pressure Regulating Device. Hu Wenming, Zhang Wei, He Wei, Mao Shujun, Peng Jingwu and Shi Xinhua developed the invention.
The patent application number is ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Sensing Plug. This invention was developed by Zhao Yafeng, Zhao Jie, Chen Zhixin, Liu Yonggang, Feng Haijun, Li Lei, Zhai Lijun and Ma Bozhao.
The patent application number is CN202411149943 20240821. The patent publication number is CN121594220 ..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Gate Valve Capable of Preventing Gate Plate from Falling Off. This invention was developed by Jiang Yichao, Feng Zan, Sun Weiguo, Jia Xiaoting, Guo Chao, Wang Tingting, Zhai Peng, Wu Zemei, Liu Xiaopeng, Wang..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has published PetroChina Co Limited patent application for Self-cleaning Multifunctional Sampling Valve and Sampling Method. The invention was developed by Liu Meihong, Liu Xin, Zhu Xifeng, Sun Zheyong, Wang Hui, Liu Huan, Ma Jianqiu, Tang Na, Jiang Nan, Men Xiaoyua..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has received Changqing Eng Design Co Ltd and PetroChina Co Limited patent application for Vibration Reduction Rigid Foundation Without Fixed Connection for Vibration Equipment. Zhang Mingjun, Li Zhe, Guo Ming, Zhu Lijie, Zhai Yanhe, Pang Yongli, Bai Hongsheng, Guo L..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- State Intellectual Property Office of China has released PetroChina Co Limited patent application for Screw Pump Stator, Screw Pump Friction Pair and Screw Pump. This invention was developed by Shi Bairu, Yang Qinghai, Hao Zhongxian, Wei Songbo, Cao Gang and Fu Tao.
The patent application number is CN20241..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has sought patent for Method, System, Equipment and Medium for Evaluating Carbon Absorption Capacity of Stratum. This invention was developed by Tao Zhengwu and Zhao Xing.
The patent application number is CN202411177065 20240826. The patent publication number is CN121593795 (A). Inter..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Device and Method for Detecting Torque Value of Oil Casing Hydraulic Clamp. This invention was developed by Tan Jian, Liu Hui, Li Wenzhe, Miao Yun, Xiang Feng and Wang Chuanlei.
The patent application number is CN202411120444 20240815. The patent..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Method and Device for Determining Flow Velocity Metering Upper Limit of Magnetic Resonance Flowmeter. This invention was developed by Deng Feng, Chen Shiwen, Chen Guanhong, Shi Junfeng and Zhao Ruidong.
The patent application number is CN20241116..
Oil & Gas
| Sat 13 Jun 2026
Beijing, June 13 -- PetroChina Co Limited has submitted a patent application for Fracturing Propping Agent Metering Device and Method. Li Chuan, Lu Hongjun, Qi Yin, Xue Xiaojia, Chen Wenbin, Zhang Yanjun, Shan Shumin, Lyu Changsheng, Yu Xingguo and Zhang Yangyang developed the invention.
The patent application number is CN202..
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